US3079509A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diesel electric locomotive with brake resistances and associated ventilator cooling
Assignee: Mahle Behr GmbH and Co KG
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Filing: 1960-06-24
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Granted: 1963-02-26
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Expires: 1980-06-24
Abstract
No abstract record available.
Inventors
- 👤 Adamek Karl-Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:33
CPC Classifications
F; F01; F01P; F01P7/00; F01P7/02; F01P7/04; F01P7/044; F01P7/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN A DIESEL ELECTRIC LOCOMOTIVE WITH A LOAD RESISTANCE BRAKE SYSTEM AND AUTOMATICALLY OPERATIVE VENTILATOR COOLING MEANS FOR THE BRAKE, AND ENGINE CONTROL MEANS FOR SHIFTING THE LOCOMOTIVE FROM RUNNING CONDITION TO RESISTANCE BRAKING CONDITION; WATER COOLING AND LOUVER MEANS FOR THE DIESEL ENGINE COOLING SYSTEM AND LOUVER MEANS FOR THE COLING SYSTEM OF THE LOAD RESISTANCES, HYDRAULIC LOUVER ADJUSTING MEANS FOR SAID DIESEL ENGINE COOLING MEANS INCLUDING THERMOSTAT CONTROLLED LOUVER ADJUSTING MEANS, AUTOMATICALLY OPERATIVE MEANS CONNECTED TO SAID ENGINE CONTROL MEANS FOR SHIFTING THE LOUVER MEANS FOR COOLING THE LOAD RESISTANCES IN RESPONSE TO A CHANGE IN THE OPERATING CONDITION OF SAID DIESEL ENGINE COOLING MEANS, SAID AUTOMATICALLY OPERATIVE MEANS COMPRISING A HYDRAULIC CIRCUIT CONNECTED TO SAID HYDRAULIC LOUVER
Claim 2
Dependent Claim
120 words
IN A DIESEL ELECTRIC LOCOMOTIVE WITH A LOAD RESISTANCE BRAKE SYSTEM AND AUTOMATICALLY OPERATIVE VENTILATOR COOLING MEANS FOR THE BRAKE, AND ENGINE CONTROL MEANS FOR SHIFTING THE LOCOMOTIVE FROM RUNNING CONDITION TO RESISTANCE BRAKING CONDITION; WATER COOLING AND LOUVER MEANS FOR THE DIESEL ENGINE COOLING SYSTEM AND LOUVER MEANS FOR THE COLING SYSTEM OF THE LOAD RESISTANCES, HYDRAULIC LOUVER ADJUSTING MEANS FOR SAID DIESEL ENGINE COOLING MEANS INCLUDING THERMOSTAT CONTROLLED LOUVER ADJUSTING MEANS, AUTOMATICALLY OPERATIVE MEANS CONNECTED TO SAID ENGINE CONTROL MEANS FOR SHIFTING THE LOUVER MEANS FOR COOLING THE LOAD RESISTANCES IN RESPONSE TO A CHANGE IN THE OPERATING CONDITION OF SAID DIESEL ENGINE COOLING MEANS, SAID AUTOMATICALLY OPERATIVE MEANS COMPRISING A HYDRAULIC CIRCUIT CONNECTED TO SAID HYDRAULIC LOUVER
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |